Installing Sinamics Components; Releasing With A Screwdriver; Protective Conductor Connection And Shield Contact - Siemens SINUMERIK 828D Series Software And Hardware Service Manual

Service cases - hardware

4.8 Installing SINAMICS components

4.8 Installing SINAMICS components
4.8.1

Releasing with a screwdriver

The new protective covers for the DC link on the SINAMICS S120 components feature a new
interlock mechanism, which is really easy to operate using a slot-head screwdriver (1 x 5.5).
Table 4-1 Opening the protective cover for the DC link using a screwdriver
Protective cover with new interlock
mechanism
To lock, press the protective cover back on until you hear the interlock engage.
4.8.2

Protective conductor connection and shield contact

Shield contact and productive conductor connection
It is always advisable to use shielded wiring for the digital inputs and outputs.
NOTICE
Incorrect machine operation as a result of incorrect shielding or inadmissible cable lengths
If the described shielding procedures and the specified cable lengths are not observed, the
machine may not operate properly.
122
To open the protective cover, use the
screwdriver to turn the interlock screw a
little, in the direction of the arrow (coun‐
ter-clockwise)
Opened protective cover
Software and hardware
Service Manual, 08/2018, 6FC5397-5DP40-6BA1